Hair trimmer



FIG. 1 is a top perspective view of a body of a hair trimmer;

FIG. 2 is a front view of the same;

FIG. 3 is a right side view of the same;

FIG. 4 is a rear view of the same;

FIG. 5 is a top view of the same; and,

FIG. 6 is a bottom view of the same.

The broken line showing of the head of the trimmer is shown for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a hair trimmer, as shown and described. 